Mark Ronson & Bruno Mars' 'Uptown Funk' Remains at Number 1 on 'Billboard' Hot 100!

Mark Ronson‘s “Uptown Funk!,” featuring Bruno Mars, is holding strong at the number one spot for the second week in a row on Billboard‘s Hot 100. The hit song dethroned Taylor Swift‘s “Blank Space” from the top spot. Taylor‘s song remains at number two this week for the second week. Hozier‘s “Take Me to Church”